Improving epidemiological surveys of sexual behaviour conducted by telephone

Home landline telephone coverage and potential bias in epidemiological surveys.

OBJECTIVE To estimate landline telephone coverage effects on potential information bias in epidemiological surveys. METHODS Databases of the Pesquisa Nacional por Amostra de Domicílios (National Household Sample Survey), from 1998 to 2003, were used to estimate landline telephone coverage rates in the five Brazilian geographic regions. Multiple regression analysis was used to identify factors...

Sexual risk behaviour and infection: epidemiological considerations.

R esearchers into sexually transmitted disease (STD) have been trying to measure sexual behaviour for a very long time. Following the emergence of the HIV pandemic in the 1980s and 1990s, the focus on sexual measurement intensified. Researchers attempted to measure sexual behaviour in a wide variety of contexts for various purposes, often without explicit attention to the impact of context and ...

Alcohol misuse, sexual risk behaviour and adverse sexual health outcomes: evidence from Britain's national probability sexual behaviour surveys.

BACKGROUND Evidence for relationships between alcohol misuse, sexual risk behaviour and adverse sexual health outcomes exists from both population-level data and studies undertaken in specific groups. We examine changes in these associations using representative data from two consecutive surveys. METHODS Probability surveys conducted in 1990/91 and again in 2000/01 involving interviews with B...

Maximising response rates in household telephone surveys

BACKGROUND Epidemiological and other studies that require participants to respond by completing a questionnaire face the growing threat of non-response. Response rates to household telephone surveys are diminishing because of changes in telecommunications, marketing and culture. Accordingly, updated information is required about the rate of telephone listing in directories and optimal strategie...

Summary of Orangutan Surveys Conducted in Berau District, East Kalimantan